CTxMemPoolEntry stores data about the corresponding transaction, as well as data about all in-mempool transactions that depend on the transaction ("descendant" transactions). More...

#include <mempool_entry.h>

Collaboration diagram for CTxMemPoolEntry:

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Public Types
typedef std::set< std::reference_wrapper< const CTxMemPoolEntryRef >, CompareIteratorById >	Parents

typedef std::set< std::reference_wrapper< const CTxMemPoolEntryRef >, CompareIteratorById >	Children

Public Member Functions
	CTxMemPoolEntry (const CTransactionRef &_tx, const Amount fee, int64_t time, unsigned int entry_height, int64_t sigchecks, LockPoints lp)

	CTxMemPoolEntry (const CTxMemPoolEntry &other)=delete

	CTxMemPoolEntry (CTxMemPoolEntry &&other)

uint64_t	GetEntryId () const

void	SetEntryId (uint64_t eid)
	This should only be set by addUnchecked() before entry insertion into mempool.

const CTransaction &	GetTx () const

CTransactionRef	GetSharedTx () const

Amount	GetFee () const

size_t	GetTxSize () const

size_t	GetTxVirtualSize () const

std::chrono::seconds	GetTime () const

unsigned int	GetHeight () const

int64_t	GetSigChecks () const

Amount	GetModifiedFee () const

CFeeRate	GetModifiedFeeRate () const

size_t	DynamicMemoryUsage () const

const LockPoints &	GetLockPoints () const

void	UpdateFeeDelta (Amount newFeeDelta)

const Parents &	GetMemPoolParentsConst () const

const Children &	GetMemPoolChildrenConst () const

Parents &	GetMemPoolParents () const

Children &	GetMemPoolChildren () const

Private Member Functions
	IMPLEMENT_RCU_REFCOUNT (uint64_t)

Private Attributes
uint64_t	entryId = 0
	Unique identifier – used for topological sorting.

const CTransactionRef	tx

Parents	m_parents

Children	m_children

const Amount	nFee
	Cached to avoid expensive parent-transaction lookups.

const size_t	nTxSize
	... and avoid recomputing tx size

const size_t	nUsageSize
	... and total memory usage

const int64_t	nTime
	Local time when entering the mempool.

const unsigned int	entryHeight
	Chain height when entering the mempool.

const int64_t	sigChecks
	Total sigChecks.

Amount	feeDelta {Amount::zero()}
	Used for determining the priority of the transaction for mining in a block.

LockPoints	lockPoints
	Track the height and time at which tx was final.

Detailed Description

CTxMemPoolEntry stores data about the corresponding transaction, as well as data about all in-mempool transactions that depend on the transaction ("descendant" transactions).

Definition at line 65 of file mempool_entry.h.

Member Typedef Documentation

◆ Children

typedef std::set<std::reference_wrapper<const CTxMemPoolEntryRef>, CompareIteratorById> CTxMemPoolEntry::Children

Definition at line 73 of file mempool_entry.h.

◆ Parents

typedef std::set<std::reference_wrapper<const CTxMemPoolEntryRef>, CompareIteratorById> CTxMemPoolEntry::Parents

Definition at line 70 of file mempool_entry.h.

Constructor & Destructor Documentation

◆ CTxMemPoolEntry() [1/3]

CTxMemPoolEntry::CTxMemPoolEntry	(	const CTransactionRef &	_tx,
		const Amount	fee,
		int64_t	time,
		unsigned int	entry_height,
		int64_t	sigchecks,
		LockPoints	lp
	)

inline

Definition at line 103 of file mempool_entry.h.

◆ CTxMemPoolEntry() [2/3]

CTxMemPoolEntry::CTxMemPoolEntry ( const CTxMemPoolEntry & other )

delete

◆ CTxMemPoolEntry() [3/3]

CTxMemPoolEntry::CTxMemPoolEntry ( CTxMemPoolEntry && other )

inline

Definition at line 110 of file mempool_entry.h.

Member Function Documentation

◆ DynamicMemoryUsage()

size_t CTxMemPoolEntry::DynamicMemoryUsage ( ) const

inline

Definition at line 141 of file mempool_entry.h.

◆ GetEntryId()

uint64_t CTxMemPoolEntry::GetEntryId ( ) const

inline

Definition at line 120 of file mempool_entry.h.

◆ GetFee()

Amount CTxMemPoolEntry::GetFee ( ) const

inline

Definition at line 127 of file mempool_entry.h.

◆ GetHeight()

unsigned int CTxMemPoolEntry::GetHeight ( ) const

inline

Definition at line 135 of file mempool_entry.h.

◆ GetLockPoints()

const LockPoints & CTxMemPoolEntry::GetLockPoints ( ) const

inline

Definition at line 142 of file mempool_entry.h.

◆ GetMemPoolChildren()

Children & CTxMemPoolEntry::GetMemPoolChildren ( ) const

inline

Definition at line 150 of file mempool_entry.h.

◆ GetMemPoolChildrenConst()

const Children & CTxMemPoolEntry::GetMemPoolChildrenConst ( ) const

inline

Definition at line 148 of file mempool_entry.h.

◆ GetMemPoolParents()

Parents & CTxMemPoolEntry::GetMemPoolParents ( ) const

inline

Definition at line 149 of file mempool_entry.h.

◆ GetMemPoolParentsConst()

const Parents & CTxMemPoolEntry::GetMemPoolParentsConst ( ) const

inline

Definition at line 147 of file mempool_entry.h.

◆ GetModifiedFee()

Amount CTxMemPoolEntry::GetModifiedFee ( ) const

inline

Definition at line 137 of file mempool_entry.h.

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◆ GetModifiedFeeRate()

CFeeRate CTxMemPoolEntry::GetModifiedFeeRate ( ) const

inline

Definition at line 138 of file mempool_entry.h.

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◆ GetSharedTx()

CTransactionRef CTxMemPoolEntry::GetSharedTx ( ) const

inline

Definition at line 126 of file mempool_entry.h.

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◆ GetSigChecks()

int64_t CTxMemPoolEntry::GetSigChecks ( ) const

inline

Definition at line 136 of file mempool_entry.h.

◆ GetTime()

std::chrono::seconds CTxMemPoolEntry::GetTime ( ) const

inline

Definition at line 134 of file mempool_entry.h.

◆ GetTx()

const CTransaction & CTxMemPoolEntry::GetTx ( ) const

inline

Definition at line 125 of file mempool_entry.h.

◆ GetTxSize()

size_t CTxMemPoolEntry::GetTxSize ( ) const

inline

Definition at line 128 of file mempool_entry.h.

◆ GetTxVirtualSize()

size_t CTxMemPoolEntry::GetTxVirtualSize ( ) const

inline

Definition at line 129 of file mempool_entry.h.

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◆ IMPLEMENT_RCU_REFCOUNT()

CTxMemPoolEntry::IMPLEMENT_RCU_REFCOUNT ( uint64_t )

private

◆ SetEntryId()

void CTxMemPoolEntry::SetEntryId ( uint64_t eid )

inline

This should only be set by addUnchecked() before entry insertion into mempool.

Definition at line 123 of file mempool_entry.h.

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◆ UpdateFeeDelta()

void CTxMemPoolEntry::UpdateFeeDelta ( Amount newFeeDelta )

inline

Definition at line 145 of file mempool_entry.h.

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Member Data Documentation

◆ entryHeight

const unsigned int CTxMemPoolEntry::entryHeight

private

Chain height when entering the mempool.

Definition at line 91 of file mempool_entry.h.

◆ entryId

uint64_t CTxMemPoolEntry::entryId = 0

private

Unique identifier – used for topological sorting.

Definition at line 77 of file mempool_entry.h.

◆ feeDelta

Amount CTxMemPoolEntry::feeDelta {Amount::zero()}

private

Used for determining the priority of the transaction for mining in a block.

Definition at line 96 of file mempool_entry.h.

◆ lockPoints

LockPoints CTxMemPoolEntry::lockPoints

private

Track the height and time at which tx was final.

Definition at line 98 of file mempool_entry.h.

◆ m_children

Children CTxMemPoolEntry::m_children

mutableprivate

Definition at line 81 of file mempool_entry.h.

◆ m_parents

Parents CTxMemPoolEntry::m_parents

mutableprivate

Definition at line 80 of file mempool_entry.h.

◆ nFee

const Amount CTxMemPoolEntry::nFee

private

Cached to avoid expensive parent-transaction lookups.

Definition at line 83 of file mempool_entry.h.

◆ nTime

const int64_t CTxMemPoolEntry::nTime

private

Local time when entering the mempool.

Definition at line 89 of file mempool_entry.h.

◆ nTxSize

const size_t CTxMemPoolEntry::nTxSize

private

... and avoid recomputing tx size

Definition at line 85 of file mempool_entry.h.

◆ nUsageSize

const size_t CTxMemPoolEntry::nUsageSize

private

... and total memory usage

Definition at line 87 of file mempool_entry.h.

◆ sigChecks

const int64_t CTxMemPoolEntry::sigChecks

private

Total sigChecks.

Definition at line 93 of file mempool_entry.h.

◆ tx

const CTransactionRef CTxMemPoolEntry::tx

private

Definition at line 79 of file mempool_entry.h.

The documentation for this class was generated from the following file:

src/kernel/mempool_entry.h

Public Types

Public Member Functions

Private Member Functions

Private Attributes

Detailed Description

Member Typedef Documentation

◆ Children

◆ Parents

Constructor & Destructor Documentation

◆ CTxMemPoolEntry() [1/3]

◆ CTxMemPoolEntry() [2/3]

◆ CTxMemPoolEntry() [3/3]

Member Function Documentation

◆ DynamicMemoryUsage()

◆ GetEntryId()

◆ GetFee()

◆ GetHeight()

◆ GetLockPoints()

◆ GetMemPoolChildren()

◆ GetMemPoolChildrenConst()

◆ GetMemPoolParents()

◆ GetMemPoolParentsConst()

◆ GetModifiedFee()

◆ GetModifiedFeeRate()

◆ GetSharedTx()

◆ GetSigChecks()

◆ GetTime()

◆ GetTx()

◆ GetTxSize()

◆ GetTxVirtualSize()

◆ IMPLEMENT_RCU_REFCOUNT()

◆ SetEntryId()

◆ UpdateFeeDelta()

Member Data Documentation

◆ entryHeight

◆ entryId

◆ feeDelta

◆ lockPoints

◆ m_children

◆ m_parents

◆ nFee

◆ nTime

◆ nTxSize

◆ nUsageSize

◆ sigChecks

◆ tx